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Question
When 5 is added to a number, we get 15. How do we represent this in the form of an equation in variable x ?
Options:
A .  x=15+5
B .  x−5=15
C .  x+15=5
D .  x+5=15
Answer: Option D
:
D
Let us take the number to be x.
When 5 is added to the number, we get x+5.
Now, we know that when 5 is added to that number, we get 15.
Hence, x+5=15.

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